I eventually edited the registry and removed every occurrence of FoxPro - this enabled me to do a clean install

Thanks

>Would a Windows Restore to a prior working restore point before the power outage work for you? This is the one that restores programs but does not effect data. I have used this many times for issues with all kind of programs with no problem.
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>>VFP is expereincing problems after a power cut
>>I try to uninstall but I get a message Setup is unable to determine a valid ordering for the installation. I have deleted registry entries for VFP and have deleted VFP directory in program files but when I go to reinstall it still thinks VFP is installed